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Contains:  M 43, NGC 1982, NGC 1977, NGC 1980, M 42, Great Nebula in Orion, NGC 1976, NGC 1975, NGC 1981, NGC 1973, The star 45Ori, The star ιOri, The star θ2Ori, The star θ1Ori, The star 42Ori
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M42, 





    
        

            Jean-Pierre Bertrand
M42

M42

Technical card

Imaging telescope or lens:TS Imaging Star102

Imaging camera:Canon EOS 100D Astrodon inside

Mount:Skywatcher HEQ5 PRO

Guiding telescope or lens:Orion 50mm deluxe guidescope

Guiding camera:Orion Starshoot autoguider

Software:IRIS 5.59Adobe psbackyard EOS

Resolution: 4133x2756

Dates:Oct. 31, 2016

Frames:
69x180" ISO400
53x5" ISO400

Integration: 3.5 hours

Darks: ~58

Flats: ~15

Bias: ~40

Avg. Moon age: 0.69 days

Avg. Moon phase: 0.53%

Bortle Dark-Sky Scale: 1.00

Astrometry.net job: 1311146

RA center: 83.916 degrees

DEC center: -5.297 degrees

Pixel scale: 1.692 arcsec/pixel

Orientation: 106.426 degrees

Field radius: 1.167 degrees

Comments

Author

mejean
Jean-Pierre Bertrand
License: None (All rights reserved)
4143
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Revisions

  • M42, 





    
        

            Jean-Pierre Bertrand
    Original
  • M42, 





    
        

            Jean-Pierre Bertrand
    B
  • Final
    M42, 





    
        

            Jean-Pierre Bertrand
    C

Sky plot

Sky plot

Histogram

M42, 





    
        

            Jean-Pierre Bertrand